Magnitude of work done by force on the truck problem
The brakes of a truck cause it to slow down by applying a retarding force of 2.50 x 103 N to the truck over a distance of 910 m. What is the magnitude of the work done by this force on the truck?
Is the work positive or negative? Why?
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The brakes of a truck cause it to slow down by applying a retarding force of 2.50 x 103 N to the truck over a distance of 910 m. What is the magnitude of the work done by this force on the truck? Is the work positive or negative? Why?
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Billy bob is driving along one day talking on his cell phone instead of paying attention to what he is doing. He drives right off of a 25 foot cliff at 42 mph. What is the direction and magnitude of bubbas truck's velocity when it hits the ground?
Determine the time needed to increase the drum's angular velocity from 5 rad/s to 25 rad/s. Neglect the mass of the cable.
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